The 2010–11 LEB Oro season is the 15th season of the Liga Española de Baloncesto. It's named too Adecco Oro by sponsorship reasons. The 306-game regular season (34 games for each of the 18 teams) began on Friday, October 1, 2010, and will end on Friday, April 15, 2011. The champion of the regular season will be promoted to Liga ACB. The teams between 2nd and 9th position will play a best of 5 games play off, where the winner will be promoted too to the higher division. The teams 16th and 17th will play a best of 5 games play-out where the loser will be relegated to LEB Plata, with the 18th team.